Toshiba GR200 Series Instruction Manual page 588

Line differential protection ied
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3. Select-cancel timer: If the selection of a target device is made, but the control operation
4. Time out:
5. Counter limit:
6. Quality signal:
Setting
3.4.5
incrementing from either 0 or 1. The return number can be set with
[CNTRV].
of the selected device is not carried out in a predetermined time
limit, the selection is canceled. The time limit can be set using
[TSC]; the range is between 30 and 300sec. having a 1sec. step.
When the selection of the target device and its control execution is
made, the selection will be canceled automatically after the setting
time [EXEWAIT] if the control result is not received at the IED from
the target device. The setting time ranges from 30 to 300sec. in 1
sec. steps.
The maximum value of the counters can be set between 9 and
2,147,483,647 using [CNTVALMAX]. The default setting is 999,999.
If "q" or "Quality" information shall not be taken for controlling, set
On for setting [QBLK]. The QBLK clears the content of quality
information, so that control operation can be achieved with the
absence of quality information.
- 565 -
6F2S1914 (0.49)
GRL200 (Soft 033 & 037)

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